Re: valgrind error

Thanks for the report. That unnecessary copying operation
was removed in HEAD a couple of months back; the upcoming
6.2 release includes the changes.

--sigbjorn

----- Original Message ----- 
From: "Abraham Egnor" <aegnor@xxxxxxxxxxxxxxxxxxx>
To: <glasgow-haskell-bugs@xxxxxxxxxxx>
Sent: Saturday, October 11, 2003 08:07
Subject: valgrind error


> Just for fun, I decided to run valgrind on the "empty program", i.e. main
> = return (), compiled with ghc 6.0.1.  Much to my surprise, it found an
> error:
>
> ==21117== Source and destination overlap in strcpy(0xbffffc02, 0xbffffc04)
> ==21117==    at 0x40021E99: strcpy (mac_replace_strmem.c:87)
> ==21117==    by 0x8063D45: setupRtsFlags (in
> /home/abe/src/haskell/test/empty)
> ==21117==    by 0x402B3DBD: __libc_start_main (in /lib/libc-2.3.2.so)
> ==21117==    by 0x8049320: (within /home/abe/src/haskell/test/empty)
>
> I'm not sure whether this is even a bug or just an artifact of weird
> memory handing in the RTS, but it's worrying either way.
>
> Abe
>